Push type cover opening structure

Abstract

The utility model provides a push type uncovering structure which comprises an upper shell, an upper support and an uncovering buckle, and a first through hole communicated with the interior of the upper shell is formed in the upper shell; the upper bracket is embedded in the upper shell; the uncovering buckle is arranged on the upper bracket and is rotationally connected with the upper bracket; the uncovering buckle comprises rotary supporting arms located on the two sides of the upper support and two rotary steps arranged on the inner side of the rotary part, and the upper support is provided with rotary holes used for being matched with the rotary steps. According to the push type cover opening structure, the rotating step is directly arranged on the cover opening buckle, the rotating hole used for installing the rotating step is formed in the upper support, during assembling, only the rotating step needs to be embedded into the rotating hole, tedious assembling is avoided, and rapid assembling is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of printer accessories, in particular to a push type uncovering structure. BACKGROUND

[0002] At present, the thermal printer is widely used in POS machine, vending machine or cash register, and the thermal printer usually comprises a shell body (or lower shell assembly), a paper bin slot, a paper bin cover (upper shell assembly) and a print head, the paper bin slot has a cavity for containing a thermal paper roll, the paper bin cover is rotatably connected to the shell body, and the thermal paper roll in the paper bin slot can be replaced by opening the paper bin cover, and the print head is installed in the shell body for printing on the thermal paper.

[0003] The existing uncovering buckle needs a rotating shaft for installation to realize the rotation of the uncovering buckle, so that a hole position is arranged on the uncovering buckle and the upper support for the rotating shaft to pass through, and the rotating shaft needs to be installed after the hole positions of the uncovering buckle and the upper support are aligned in the assembling process, so that the installation process is relatively complicated and the installation efficiency is low.

[0004] Therefore, the inventor specially designs a push type uncovering structure, and the case is generated. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at solving one of the technical problems in the prior art. To this end, the utility model provides a push type uncovering structure, a rotating step is directly arranged on the uncovering buckle, a rotating hole for mounting the rotating step is arranged on the upper support, and the rotating step is embedded in the rotating hole during assembly, so that quick assembly is realized, and the shortcomings caused by the current rotating shaft installation are overcome.

[0006] According to the push type uncovering structure, the upper support is embedded in the upper shell body, the uncovering buckle is arranged on the upper support and rotationally connected to the upper support, the uncovering buckle comprises rotating arms located on both sides of the upper support and rotating steps arranged on the inner sides of the rotating arms, and the upper support is provided with rotating holes for cooperating with the rotating steps.

[0007] The upper shell body is provided with a first through hole in communication with the inside of the upper shell body.

[0008] The upper support is embedded in the inside of the upper shell body.

[0009] The uncovering buckle is arranged on the upper support and rotationally connected to the upper support.

[0010] The uncovering buckle comprises rotating arms located on both sides of the upper support and rotating steps arranged on the inner sides of the rotating arms, and the upper support is provided with rotating holes for cooperating with the rotating steps.

[0011] The utility model discloses push -type's uncapping structure is directly set rotating step on uncapping buckle, and is set rotating hole for installing rotating step on upper support, when assembling, only need to embed rotating step in rotating hole, can, avoid complicated assembly, realized quick assembly.

[0012] In some embodiments of the utility model, the uncapping structure is used with the lower support, a first buckle part is arranged below the rotating arm for hooking the lower support.

[0013] In some embodiments of the utility model, a clamping groove is arranged on the lower support, and a second through hole for the first buckle part to pass through is arranged on the upper end face and communicated with the clamping groove.

[0014] In some embodiments of the utility model, one side of the upper support is rotationally connected with the lower support, and the other side is realized buckling through the uncapping buckle and spring or unlocking through the uncapping buckle and push seat.

[0015] In some embodiments of the utility model, two first side plates for installing rotating steps are further arranged on the upper support, and the two first side plates are located on the inner side of the two rotating arms, and the rotating hole is located on the first side plate.

[0016] In some embodiments of the utility model, a first inclined surface for convenient installation is arranged on the rotating step.

[0017] In some embodiments of the utility model, the uncapping buckle further comprises a connecting part for connecting the two rotating arms, and a driving part arranged on the connecting part, and the driving part is pushed to make the rotating arm rotate relative to the upper support.

[0018] In some embodiments of the utility model, a spring for preventing the uncapping buckle from being unhooked is further arranged between the uncapping buckle and the upper support.

[0019] In some embodiments of the utility model, the spring has a first clamping hook and a second clamping hook at both ends respectively, and an elastic part for generating elastic force between the first clamping hook and the second clamping hook, and a third through hole for the first clamping hook to hook is arranged on the upper support, and a fourth through hole for the second clamping hook to hook is arranged on the uncapping buckle.

[0020] In some embodiments of the utility model, the uncapping structure further comprises a push seat for pushing the uncapping buckle to rotate and unlock, and the push seat is arranged on the upper shell and is slidingly connected with the upper shell.

[0021] In some embodiments of the utility model, a pushing part is arranged below the push seat for pushing the uncapping buckle to rotate, thereby realizing uncapping and unlocking.

[0022] In some embodiments of the utility model, still be provided with several second buckle portion for installing it to the shell on the push seat below. BRIEF DESCRIPTION OF DRAWINGS

[0023] The drawings described herein are used to provide further understanding of the utility model, and constitute part of the utility model, the illustrative embodiment of the utility model and its explanation are used to explain the utility model, and do not constitute undue limitation on the utility model.

[0024] Among them:

[0025] Figure 1 It is the schematic diagram of the push type uncovering structure of the utility model Figure 1 ;

[0026] Figure 2 It is the partial enlarged view of the utility model Figure 1 ;

[0027] Figure 3 It is the schematic diagram of the push type uncovering structure of the utility model Figure 2 ;

[0028] Figure 4 It is the explosion drawing of the push type uncovering structure of the utility model

[0029] Figure 5 It is the structural schematic diagram of the upper support of the utility model

[0030] Figure 6 It is the structural schematic diagram of the uncovering buckle of the utility model

[0031] Figure 7 It is the installation schematic diagram of the push part of the utility model

[0032] Figure 8 It is the partial enlarged view of the utility model Figure 8 ;

[0033] Figure 9 It is the structural schematic diagram of the push seat of the utility model.

[0034] Mark explanation:

[0035] 10, upper shell; 11, first through hole; 12, sliding groove; 20, upper support; 21, first side plate; 211, rotating hole; 212, first groove; 22, second side plate; 221, third through hole; 222, rib; 30, cover opening buckle; 31, rotating arm; 311, first buckle part; 32, rotating step; 321, first inclined surface; 33, connecting part; 331, fourth through hole; 34, driving part; 341, arc surface; 40, spring; 50, pushing seat; 51, pushing part; 521, second inclined surface; 52, second buckle part; 60, lower support; 61, clamping groove; 62, second through hole. DETAILED DESCRIPTION

[0036] In order to make the technical problems, technical solutions and beneficial effects of the utility model clearer and more understandable, the utility model will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the utility model and not to limit the utility model.

[0037] Please refer to Figures 1 to 9 It is a pushing type cover opening structure as an embodiment of the utility model, which comprises an upper shell 10, an upper support 20 and a cover opening buckle 30. The upper shell 10 is provided with a first through hole 11 communicating with the inside thereof. The upper support 20 is embedded in the inside of the upper shell 10. The cover opening buckle 30 is arranged on the upper support 20 and is rotationally connected with the upper support 20. The cover opening buckle 30 comprises rotating arms 31 located on both sides of the upper support 20, rotating steps 32 arranged on the inner sides of the rotating arms and rotating holes 211 arranged on the upper support 20 and used for cooperating with the rotating steps 32. The upper end of the cover opening buckle 30 is close to the first through hole 11 so as to facilitate the rotation of the cover opening buckle 30 (the rotating arm 31) along the upper support 20. The pushing type cover opening structure of the utility model directly arranges the rotating steps 32 on the cover opening buckle 30 and arranges the rotating holes 211 used for mounting the rotating steps 32 on the upper support 20. When assembling, the rotating steps 32 are only embedded in the rotating holes 211, thereby avoiding complicated assembly and realizing quick assembly.

[0038] Please refer to Figure 2 The cover opening structure is used in cooperation with a lower support 60. The first buckle parts 311 are arranged below the rotating arms 31 and are used for hooking the lower support 60. The clamping grooves 61 are arranged on the lower support 60, and the second through holes 62 are arranged on the upper end surfaces of the lower support 60 and are used for the first buckle parts 311 to pass through the second through holes 62. Specifically, one side of the upper support 20 is rotationally connected with the lower support 60, and the other side is buckled or unlocked through the cooperation of the cover opening buckle 30 and the spring 40 or the cooperation of the cover opening buckle 30 and the pushing seat 50. The connection between the upper support 20 and the lower support 60 and the arrangement of the torsional spring are both prior art and will not be described in detail.

[0039] Please refer to Figure 5Two first side plates 21 for installing the rotating steps 32 are further arranged on the upper support 20, the two first side plates 21 are located inside the two rotating arms 31, and rotating holes 211 are arranged on the first side plates 21. A first groove 212 is further arranged on the outside of the first side plate 21 to facilitate the installation of the rotating step 32 into the rotating hole 211, that is, the first groove 212 is arranged on the outer wall of the first side plate 21, when the cover buckle 30 is installed, the rotating step 32 enters the rotating hole 211 along the first groove 212, and the first groove 212 extends from the upper end surface of the first side plate 21 to the rotating hole 211. The center axes of the two rotating holes 211 are collinear to form a first axis, and the rotating arm 31 rotates along the first axis. The upper support 20 is made of plastic, and the first side plate 21 can be directly integrally injection molded. The first side plate 21 and the rotating arm 31 are not very thick in thickness, so the first side plate 21 and the rotating arm 31 have a certain elasticity, which facilitates the installation of the rotating step 32 into the rotating hole 211.

[0040] For details, please refer to Figure 6 A first inclined surface 321 is arranged on the rotating step 32 to facilitate installation. The arrangement of the first inclined surface 321 facilitates the installation of the two rotating steps 32 on the two sides of the two first side plates 21. By applying a certain external force, the first side plate 21 and / or the rotating arm 31 are deformed to facilitate the embedding of the rotating step 32 into the rotating hole 211. In addition, the first groove 212 can be matched, and the external force applied does not need to be too large, so that rapid installation can be achieved, and the inside of the rotating arm 31 can be as close as possible to the outer wall of the two first side plates 21 to ensure stable rotation of the cover buckle 30.

[0041] For details, please refer to Figure 6 The cover buckle 30 further includes a connecting portion 33 for connecting the two rotating arms 31, and a driving portion 34 arranged on the connecting portion 33. By pushing the driving portion 34, the rotating arm 31 rotates relative to the upper support 20. The connecting portion 33, the driving portion 34, and the rotating arm 31 adopt an integrated structure.

[0042] For details, please refer to Figure 4 A spring 40 is further arranged between the cover buckle 30 and the upper support 20 to prevent the cover buckle 30 from being unhooked. That is, the first clamping portion 311 can be prevented from being separated from the clamping groove 61 by the spring 40. One end of the spring 40 is connected to the upper support 20, and the other end is connected to the cover buckle 30. The two ends of the spring 40 respectively have a first clamping hook and a second clamping hook, and the first clamping hook and the second clamping hook have an elastic portion that generates elastic force. A third through hole 221 is arranged on the upper support 20 for the first clamping hook to hook, and a fourth through hole 331 is arranged on the cover buckle 30 for the second clamping hook to hook. The spring 40 hooks the fourth through hole 331, so that the upper side of the cover buckle 30 swings toward the side of the spring 40, thereby ensuring that the first clamping portion 311 hooks the clamping groove 61 and prevents it from being separated.

[0043] For details, please refer toFigure 5 The upper support 20 has a second side plate 22, a third through hole 221 is arranged on the second side plate 22, and the two ends of the second side plate 22 are connected to the two first side plates 21 respectively, so that the mounting structure formed by the two first side plates 21 and the second side plate 22 is more stable and reliable. A fourth through hole 331 is arranged on the connecting portion 33. Since the second side plate 22 needs to bear force, a rib 222 is further arranged on the side wall of the second side plate 22 to improve the strength of the second side plate 22, preferably, the number of the rib 222 is arranged according to the requirement, and the rib 222 is arranged close to the third through hole 221.

[0044] For details, please refer to Figures 7-9 The cover opening structure further comprises a pushing seat 50 for pushing the cover opening buckle 30 to rotate and unlock, and the pushing seat 50 is arranged on the upper shell 10 and is in sliding connection with the upper shell 10. A pushing portion 51 is arranged below the pushing seat 50 for pushing the cover opening buckle 30 to rotate, thereby realizing cover opening and unlocking, and the pushing portion 51 mainly acts on the driving portion 34 when pushing. The pushing seat 50 is installed on the first through hole 11, and the upper shell 10 is further provided with a sliding groove 12 for sliding of the pushing seat 50. A plurality of second buckling portions 52 are further arranged below the pushing seat 50 for mounting the pushing seat 50 to the outer shell. Specifically, the second buckling portions 52 are arranged in four, and are hooked to the inner side wall of the outer shell after passing through the first through hole 11, and can ensure smooth sliding of the pushing seat 50 and the outer shell. The pushing seat 50 is made of a plastic part and is integrally injection molded, and a plurality of second buckling portions 52 and the pushing portion 51 can be directly formed. After the cover opening structure of the utility model is installed in place, an arc surface 341 is arranged on the side of the driving portion 34 close to the pushing portion 51, a second inclined surface 521 is arranged on the side of the pushing portion 51 close to the driving portion 34, and under the action of the spring 40, the arc surface 341 above the cover opening buckle 30 abuts against the second inclined surface 521, and the spring 40 generates a force to prevent the pushing seat 50 from sliding along the outer shell.

[0045] When the pushing type cover opening structure of the utility model is installed, the rotating arm 31 of the cover opening buckle 30 is first installed corresponding to the first side plate 21, the rotating step 32 is embedded corresponding to the first groove 212, and then the cover opening buckle 30 is continuously pressed down, so that the rotating step 32 is pressed into the rotating hole 211, the installation is accurate and fast, is simple, and the installation efficiency is improved. One end of the spring 40 is hooked to the third through hole 221, and the other end is hooked to the fourth through hole 331, the pushing seat 50 is directly pressed into the first through hole 11, and then the upper support 20 and the upper shell 10 are locked by a plurality of bolts.

[0046] The opening and closing cover mode of the pushing type cover opening structure of the utility model is as follows:

[0047] When the upper shell 10 is covered, the rotating support arm 31 with the first buckle part 311 first passes through the second through hole 62, specifically under the action of the side wall of the second through hole 62, the first buckle part 311 is pushed open and passes through the second through hole 62 and enters the clamping groove 61, under the action of the spring 40, the first buckle part 311 is reset and hooked on the clamping groove 61, at this time the spring 40 continuously generates elastic force, prevents the rotating support arm 31 from rotating by itself, and prevents unhooking; when it is necessary to open the cover, the pusher seat 50 is pushed, the pusher seat 50 slides relative to the upper shell 10, the lower pusher part 51 pushes the driving part 34, the rotating support arm 31 rotates along the first axis, the first buckle part 311 is separated from the clamping groove 61, and the cover of the upper shell 10 can be opened. In summary, the push type cover opening structure directly sets the rotating step on the cover opening buckle, sets the rotating hole for mounting the rotating step on the upper support, and embeds the rotating step in the rotating hole during assembly, so that complicated assembly is avoided, and rapid assembly is realized.

[0048] The utility model has been described above in connection with the drawings, and obviously, the specific implementation of the utility model is not limited by the above mode, as long as various non-essential improvements are adopted by using the method concept and technical scheme of the utility model, or the concept and technical scheme of the utility model is directly applied to other occasions without improvement, and all fall within the protection scope of the utility model.

Claims

1. A push-to-uncover structure, characterized by comprising: The utility model relates to a cover opening structure, comprising: An upper shell, a first through hole is arranged on the upper shell and communicates with the inside of the upper shell; An upper support is embedded in the inside of the upper shell; A cover opening buckle is arranged on the upper support and is rotationally connected with the upper support; The cover opening buckle comprises rotating arms arranged on both sides of the upper support, rotating steps arranged on the inner sides of the rotating arms, and rotating holes arranged on the upper support for cooperating with the rotating steps.

2. The push-to-uncover structure according to claim 1, wherein The cover opening structure cooperates with a lower support, a first clamping part is arranged below the rotating arm for hooking the lower support.

3. The push-to-uncover structure according to claim 1, wherein Two first side plates for mounting the rotating steps are further arranged on the upper support, the two first side plates are arranged on the inner sides of the rotating arms, and the rotating holes are arranged on the first side plates.

4. The push-to-uncover structure according to claim 1, wherein A first inclined surface is arranged on the rotating step for facilitating mounting.

5. The push-to-uncover structure according to claim 1, wherein The cover opening buckle further comprises a connecting part for connecting the two rotating arms, a driving part arranged on the connecting part, and a driving part for driving the rotating arm to rotate relative to the upper support.

6. The push-to-uncover structure according to claim 1, wherein A spring is further arranged between the cover opening buckle and the upper support to prevent the cover opening buckle from being disengaged.

7. The push-to-uncover structure according to claim 6, wherein The spring has a first clamping hook and a second clamping hook at both ends, respectively, and an elastic part between the first clamping hook and the second clamping hook for generating elastic force.

8. The push-to-open cover structure according to claim 1, wherein A third through hole is arranged on the upper support for the first clamping hook to hook, and a fourth through hole is arranged on the cover opening buckle for the second clamping hook to hook.

9. The push-to-uncover structure according to claim 8, wherein The cover opening structure further comprises a pushing seat for pushing the cover opening buckle to rotate and unlock, the pushing seat is arranged on the upper shell and is slidingly connected with the upper shell.

10. The push-to-uncover structure according to claim 8, wherein A pushing part is arranged below the pushing seat for pushing the cover opening buckle to rotate. A plurality of second clamping parts are further arranged below the pushing seat for mounting the pushing seat to an outer shell.

Images